/Engine/Source/Runtime/Engine/Public/ParticleHelper.h
Initialize this emitter's dynamic rendering data, called after source data has been filled in
void Init ( bool bInSelected, const [FParticleMeshEmitterInstance](API\Runtime\Engine\FParticleMeshEmitterInstance) * InEmitterInstance, [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) * InStaticMesh, bool InUseStaticMeshLODs, float InLODSizeScale, [ERHIFeatureLevel::Type](API\Runtime\RHI\ERHIFeatureLevel__Type) InFeatureLevel )